The intriguing cream-coloured flowers of lumduan (White Cheesewood) trees come into bloom around March every year. Si SaKet is the only province in the kingdom where large clusters of up to 50,000 of these trees grow naturally in the Princess Mother Memorial Park in the Si Sa Ket provincial centre. The Si Sa Ket’s Four Tribes Annual Cultural Festival include cultural performances depicting the culture and way of life of the ethnic Lao, Khmer, Kui or Suay, and Yoe (pronounced Yer) tribal peoples, a photo exhibition, drawings by local artists, a drawing contest, delicious som tam (papaya salad), kai yang (grilled chicken) and khaoniaow (sticky rice) – top favourite local delicacies served in the food plaza, a great variety of engaging live demonstrations, and sales of OTOP local village products from each of the sub-districts (tambon) of Si Sa Ket province promoted under the One Tambon One Product label.